Unical ALKON 50 c - General Information; Technical Features and Dimensions; Installation Instructions; Maintenance Instructions

3
Installation Instructions
Technical Features
General information
Maintenance instructions
ENGLISH
4 MAINTENANCE INSTRUCTIONS ................................................................................................................................... 32
4.1 Inspection and maintenance instructions .................................................................................................................32
4.3 Adaptation to the use of other gas ..........................................................................................................................34
4.4 Operation parameters programming ........................................................................................................................35
4.5 Wiring diagram ......................................................................................................................................................... 39
4.6 Error codes ..............................................................................................................................................................41
3 INSTALLATION INSTRUCTIONS.....................................................................................................................................16
3.1 General warnings ......................................................................................................................................................16
3.2 Installation standards ................................................................................................................................................16
3.3 Preventive system verication and adjustment operations .......................................................................................16
3.4 Packaging .................................................................................................................................................................17
3.5 Positioning the boiler .................................................................................................................................................18
3.6 Flue gas exhaust pipe connection.............................................................................................................................19
3.7 Connections ..............................................................................................................................................................23
3.8 Filling the system ......................................................................................................................................................24
3.9 Electrical connections ..............................................................................................................................................25
3.10 Commissioning..........................................................................................................................................................27
3.11 Measurement of combustion e󰀩ciency during installation ........................................................................................28
3.11.1 Calibration function activation ........................................................................................................................28
3.11.2 Probes positioning ..........................................................................................................................................28
3.12 Burner adjustment .....................................................................................................................................................29
3.12.1 Adaptation of the power to the heating system ..............................................................................................31
Attention: this manual contains instructions for the exclusive use of the professionally qualied installer and/or maintenance
technician in compliance with current legislation.
The user is NOT qualied to intervene on the boiler.
The manufacturer will not be held liable in case of damage to persons, animals or objects resulting from failure to comply with
the instructions contained in the manuals supplied with the boiler.
2 TECHNICAL FEATURES AND DIMENSIONS ................................................................................................................10
2.1 Technical features ....................................................................................................................................................10
2.2 Main components view and dimensions ..................................................................................................................10
2.3 Dimension ................................................................................................................................................................10
2.4 Available ow rate / pressure diagram .....................................................................................................................12
2.5 Operation data .........................................................................................................................................................13
2.5.1 Data according to the ErP directive ...............................................................................................................14
1 IGENERAL INFORMATION ...............................................................................................................................................4
1.1 General warnings .......................................................................................................................................................4
1.2 Symbols used in the manual ......................................................................................................................................5
1.3 Appropriate use of appliance .....................................................................................................................................5
1.4 IInformation for system manager ...............................................................................................................................5
1.5 Safety warnings .........................................................................................................................................................6
1.6 Technical data plate ..................................................................................................................................................7
1.7 Water treatment .........................................................................................................................................................8
1.8 Boiler antifreeze protection ........................................................................................................................................9